Physiology And Anatomy Flashcards
Dentine is made up of..
80% inorganic crystal
Pulp is..
A soft tissue
Cementum is..
65% mineralised crystals
The trigeminal nerve is known as..
The 5th/V nerve. Sensory, pain, temp, touch. Soft tissues
The facial nerve is known as..
The 7th/V11 nerve. Sensory, taste from anterior and 2/3rds of tongue
The glossopharyngeal nerve is known as..
The 9th/1X nerve. Sensory, taste from posterior tongue.
Hypoglossal is known as the..
12th/X11 nerve. Tongue muscles
The anterior nerve effects..
Teeth 1,2,3
The middle nerve effects teeth..
4,5 and half of 6
The posterior nerve effects teeth..
Distal half of 6,7 and 8
The most common block is..
The ID nerve (6,7 and 8) inferior nerve
Code 0 is-
Healthy gingival tissues with no bleeding on probing
Code 1 -
Pocketing no more then 3.5mm. Bleeding on probing, no calculus or other plaque retention factor present
Code 2-
Pocket no more then 3.5mm but plaque retention factor detected
Code 3-
Pocket present up to 5.5mm deep
Code 4-
Pocket present deeper then 5.5mm
Code *-
Gingival recession or furcation involvement present
The perio ligament acts as a
Shock absorber
The ring of muscle surrounding the mouth is the..
Orbricularis oris
The natural shredding of teeth is called
Exfoliation
Drug records should be kept for
11 years
Blood vessels pass through natural openings called
The foramen
Ortho class 1 -
Normal
Ortho class 2 div 1-
Proclined
Ortho class 2 div 2-
Retroclined
Ortho class 3-
Overjet
A patient who sucks there thumb often has a
Proclined incisor teeth and an anterior open bite
Enamel is made up of..
96% mineral crystal called calcium hydroxyapatite
What joins the temple bone and condyle together?
The glenoid fossa
What lies beneath the shell of the tooth?
Enamel
What comes after the enamel
Dentine
What is the gum known as
The gingiva
What is the nerve running through the centre of the tooth known as?
The pulp
What is the gum surrounding the tooth known as?
Spongy bone
What is the outer layer of the tooth called?
Cementum
What lies at the base of the tooth?
The apex
An over bite greater then 50% means what?
Class ii div 2 incisors
An over jet greater then 4mm means what?
Class ii div 1 malocclusion
Angles classification is based on the position of which teeth?
The first molars and the canines in each jaw
A twin block appliance relies on what to move the teeth?
Muscles of facial expression and mastication
What is an Adams crib?
A stainless steal clasp fitted on to molar tooth to retain the appliance
In a removable ortho appliance what do springs do?
Move the teeth along the arch as required
In a removable ortho appliance what do retractors do?
To push one or several teeth backwards
In a removable appliance what are expansion screws used for?
To move several teeth or each half of the upper arch outwards
What are the upper chambers of the heart called?
Atria/atrium
What are the lower chambers of the heart called?
Ventricles
Which side of the heart transports deoxygenated blood?
The right side
From the body to the lungs
Which side of the body transports oxygenated blood?
The left side
From the lungs to the rest of the body
What is the name of the one way valve between to the two right heart chambers?
Tricuspid valve
What is the name of the one way valve in the left chamber of the heart?
The mitral valve
Deoxygenated blood is collected from the whole body through what?
Veins
Blood vessels taking oxygenated blood around the body are?
Arteries
Which is the largest artery in the body?
The aorta
Oxygen passes out of capillaries as what?
Carbon dioxide
The waste product of energy production
This is called internal respiration as a gas exchange
What is external respiration?
This is the release of co2 from the lungs and O2 breathed in and reoxygenated.
What transports food from the mouth to the stomach?
The oesophagus
Where is the majority of ingested food stored while being broken down for absorption?
The stomach
Where is the final stage of digestion and absorption of nutrients?
Small intestine
Where are digestive waste products stored before elimination?
Large intestine
What is peristalsis?
A wave like muscular action of the oesophagus pushing swallowed food down the throat
The acidic stomach contents have a ph value of what?
PH2
What does the liver produce to neutralise the acid stomach contents?
Alkaline bile
Where is alkaline bile stored?
The gore bladder
Which organ assists digestion by producing various enzymes into the small intestine?
The pancreas
This realises insulin and glucagon to control blood glucose levels
The liver is a chemical factory or the body and its functions are..
Storage and distribution of carbohydrates
Storage of vitamins
Manufacture of bile for fat digestion and neutralisation of stomach acid
Manufacture of plasma proteins for the blood
Detoxification of drugs and alcohol
Disposal of waste products
Storage of distribution or iron.
Difficulty in swallowing is known as what?
Dysphagia
